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CH2=CH-CH=CH2 -এর কার্বন পরমাণুসমূহের সংকরায়ন কী ধরনের? (Which one of the following compounds has the strongest hydrogen bonding?)

সঠিক উত্তর: sp2

নিচের কোন যৌগে সর্বাপেক্ষা শক্তিশালী হাইড্রোজেন বন্ধন রয়েছে? (Which one of the following compounds has the strongest hydrogen bonding?)

The band structure in an n-type semiconductor is
Chemical Bonding and Molecular Structure mcq question image

Consider the following statements and choose the correct answer:
1. Adenine pairs with thymine (A : T) and guanine with cytosine $$\left( {G \vdots C} \right)$$
2. Adenine and thymine are joined by three hydrogen bonds through atoms
3. Guanine and cytosine are joined by two hydrogen bonds through atoms
4. The weak hydrogen bonding enables the two strands of the DNA to separate during replication

In physical adsorption the enzymes are attached to the matrix through hydrogen bonding, van der Waals forces, or hydrophobic interactions; whereas in ionic bonding, the enzymes are bound through?

Which among the following compounds has the strongest hydrogen bond?

In the following passage some of the words have been left out. Read the passage carefully and choose the correct answer for the given blank out of the four alternatives.
The nation has been _____as a relatively extensive, territorial relation of nativity. We have further formulated the_____of the nation as a territorially_____, yet bounded, social relation for the generation, transmission, and ____of life. When the nation is a national state, it is also a_____for the protection of life. The nation is often ______by the metaphor of familial relations and, indeed, has sometimes been considered as some kind of_____family. This is understandable because both the nation and the family are relations of_____. Nonetheless, there is an important difference, and to understand this will _____a more detailed examination of the_____ between territory and bonding.
a more detailed examination of the______ between territory and bonding.

ডায়মন্ডের গঠনে প্রতিটি কার্বন পরমানুর সংকরায়ন হয়-

SP সংকরায়ন বিশিষ্ট একটি কার্বন কোন ধরণের বন্ধন গঠন করে ?

কার্বন পরমাণুর সংকরায়ন sp3 হলেCH4 অণুর আকৃতি কি?

Which of the compounds in the above diagram is capable of participating in hydrogen bonding?